2044223120 has 40 divisors (see below), whose sum is σ = 4757983416. Its totient is φ = 816800768.

The previous prime is 2044223113. The next prime is 2044223147. The reversal of 2044223120 is 213224402.

It can be written as a sum of positive squares in 4 ways, for example, as 319980544 + 1724242576 = 17888^2 + 41524^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2044223092 and 2044223101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62834 + ... + 89646.

Almost surely, 2^2044223120 is an apocalyptic number.

2044223120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044223120 is an abundant number, since it is smaller than the sum of its proper divisors (2713760296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2044223120 is a wasteful number, since it uses less digits than its factorization.

2044223120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27779 (or 27773 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2044223120 is about 45213.0857164162. The cubic root of 2044223120 is about 1269.1397071199.

Adding to 2044223120 its reverse (213224402), we get a palindrome (2257447522).

The spelling of 2044223120 in words is "two billion, forty-four million, two hundred twenty-three thousand, one hundred twenty".